Dissipative hydrodynamic models for the diffusion of impurities in a gas.

Stéphane Brull (1) , Lorenzo Pareschi (2)

1 LATP - Laboratoire d'Analyse, Topologie, Probabilités
2 ADMLM - Aula Didattica Matematica e Laboratorio Matematica.

Recently linear dissipative models of the Boltzmann equation have been introduced. In this work, we consider the problem of constructiing suitable hydrodynamic approximations for such models where the mean velocity and the temperature of inelastic particles appear as independent variables.

Domaines: Equations aux dérivées partielles [math.AP]

Stéphane Brull, Lorenzo Pareschi. Dissipative hydrodynamic models for the diffusion of impurities in a gas.. 2004. ⟨hal-00003665⟩